Miyafuji sees Sakamoto practicing the Reppuzan and asks her to teach her the attack that has been handed down in Fuso since time immemorial. Sakamoto refuses. Miyafuji wants Sakamoto to respect her more, so she'll teach it to her. Unfortunately, she is having trouble flying. That's when the naval fleet from Fuso runs into trouble and Miyafuji has her chance to prove herself.